138670861334646

Names of 138670861334646

• Cardinal: 138670861334646 can be written as One hundred thirty-eight trillion, six hundred seventy billion, eight hundred sixty-one million, three hundred thirty-four thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 1.38670861334646 × 10¹⁴

Factors of 138670861334646

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 170827404

Divisors of 138670861334646

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 19 38 57 114 7121 14242 21363 42726 135299 270598 405897 811794 170820259 341640518 512460777 1024921554 3245584921 6491169842 9736754763 19473509526 1216411064339 2432822128678 3649233193017 7298466386034 23111810222441 46223620444882 69335430667323 138670861334646
• Sum of all divisors σ(n): 291979654012800
• Sum of proper divisors (its aliquot sum) s(n): 153308792678154
• 138670861334646 is an abundant number, because the sum of its proper divisors (153308792678154) is greater than itself. Its abundance is 14637931343508

Bases of 138670861334646

• Binary: 11111100001111011010011011011100011100001110110₂
• Hexadecimal: 0x7E1ED36E3876
• Base-36: 1D5KIIGO6U

Squares and roots of 138670861334646

• 138670861334646 squared (138670861334646²) is 19229607783292619012399945316
• 138670861334646 cubed (138670861334646³) is 2666586274436600219642211875346229176218136
• The square root of 138670861334646 is 11775859.2609900871
• The cube root of 138670861334646 is 51760.0957483125

Scales and comparisons

• 138,670,861,334,646 seconds is equal to 4,409,304 years, 23 weeks, 4 days, 4 minutes, 6 seconds.
• To count from 1 to 138,670,861,334,646 would take you about eleven million, twenty-three thousand, two hundred sixty-one years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138670861334646 cubic inches would be around 4313.3 feet tall.

Recreational maths with 138670861334646

• 138670861334646 backwards is 646433168076831
• The number of decimal digits it has is: 15
• The sum of 138670861334646's digits is 66
• More coming soon!